{"action":"Upgrade lighttpd to 1.4.66-1 or later.","affected":[{"fixed":"1.4.66-1","introduced":"0"}],"component":"lighttpd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.4.66-1"],"id":"tcs_01M5NGWHYB7VWCYVSZET1JHDJB","modified_at":"2026-11-03T08:03:54.242329510Z","published_at":"2022-09-12T15:15:08.170Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2022-37797","https://security-tracker.debian.org/tracker/CVE-2022-37797"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2022-37797#Debian:14/lighttpd","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2022-37797"}],"summary":"In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the ser"}